<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>文本域</title>
</head>
<body>

  <form>
    今日反馈
    <textarea cols="50" rows="5">
      文本内容
    </textarea>
  </form>  
  
</body>
</html>